Canon iR8500 Service Manual page 59

CHAPTER 2 NEW FUNCTIONS
1.4 Inputs to and Outputs from the Major PCBs (iR7200)
Potential
control
J3
PCB
Stackless
feed driver
J3602
PCB
Laser
scanner motor
M15
J762
Laser
J1301
driver
J1303
PCB 2
J1302
J1304
J1301
Laser
J1452
driver
Pixel/line
PCB 1
conversion
PCB
J3701
BD
PCB
HVT-DC1
PCB
J723
Environ-
mental
sensor PCB
J302
Cassette 3
residual paper
detection PCB
J295
Cassette 4
residual paper
detection PCB
J296
AC driver
PCB
J792
J4
Main power
switch
Note: The
2-4
J502
LCD
panel
J519
J3
J2
Inverter
PCB
J503 Key B
PCB
J507
J526
Hard
disk
J1551
Card
DC
Reader-D1
controller
(option)
PCB
J1532
J510
Copy data
controller
J516
(option)
J1530
J516
J1718
J516
J505
J105
in the diagram indicates major wiring between PCBs, not the direction of signals.
F02-104-01
COPYRIGHT© 2001 CANON INC.
J6807
J6802
Control
J6605
panel
J6806
CPU
J6803
PCB
J6601
J1
J6805
J6804
J6602
J6808
J6801
J6901
J1018
Printer
J1022
ferential
PCB
J1017
Main
controller
J1014
PCB
J9201
J1024
J1015
J1022
J1020
J1716
J1726
Relay
J1712
PCB
J1701
J1706
DC power
supply
PCB
J701
J782
All-night
power
supply
J783
PCB
J781
2000 2000 2000 2000
Key A
PCB
Key C
PCB
J5501
Dif-
J1104
J5004
J9202 Reader
J5503
dif-
ferential
PCB
J5008
J5002
J6001
J5003
CCD/AP
PCB
J6002
Scanner
motor
J5011
PCB
M101
J5007
Inverter
PCB
J5101
CANON iR8500/7200 REV.1 AUG. 2001
Reader
controller
PCB